Composed of or having two distinct layers or plates, commonly used in anatomy and botany to describe structures with two lamellae.
From Latin 'bi-' (two) plus 'lamella' (thin plate or layer); a technical term used in anatomy, biology, and botany to describe dual-layered structures.
Your skin is bilamellar in structure—the epidermis and dermis are two distinct layers with completely different jobs, which is why burns that penetrate both layers cause scars.
Complete word intelligence in one call. Free tier — 50 lookups/day.